Cumulative Exam — Cumulative exam

Question 1

What is the remainder when (x3 + 1) is divided by (x2 – x + 1)?

Revolt · Accepted Answer

0

Question 2

The graph of f(x) = 4x3 – 13x2 + 9x + 2 is shown below. How many roots of f(x) are rational numbers?

Revolt · Accepted Answer

1

Question 3

Which value must be added to the expression x2 – 3x to make it a perfect-square trinomial?

Revolt · Accepted Answer

Nine-fourths

Question 4

Which expression is equivalent to ? Assume .

Revolt · Accepted Answer

a Superscript 9 Baseline b Superscript 6

Question 5

What is the solution of ?

Revolt · Accepted Answer

x = –2500

Question 6

Which equation represents a linear function?

Revolt · Accepted Answer

y – 2 = –5(x – 2)

Question 7

Which is the standard form of the equation of a parabola with a focus of (8, 0) and directrix x = –8?

Revolt · Accepted Answer

mc008-3.jpg

Question 8

Which expression is equivalent to ? Assume .

Revolt · Accepted Answer

–2x8y18

Question 9

Nine and one-half less than four and one-half times a number is greater than 62.5. Which of the following represents the solution set of this problem?

Revolt · Accepted Answer

(16, positive infinity)

Question 10

Which expression is equivalent to ? Assume .

Revolt · Accepted Answer

(x Superscript two-sevenths Baseline) (y Superscript negative three-fifths Baseline)

Cumulative Exam — Cumulative exam Answers

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